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10217473973 = 721391500143
BaseRepresentation
bin10011000010000001…
…00100011110110101
3222101001222110022222
421201000210132311
5131411133131343
64405511532125
7511125044600
oct114100443665
928331873288
1010217473973
114373552473
121b9198a045
13c6aa821b5
146ccdb3337
153ec019a68
hex2610247b5

10217473973 has 12 divisors (see below), whose sum is σ = 11971149120. Its totient is φ = 8694823032.

The previous prime is 10217473967. The next prime is 10217474021. The reversal of 10217473973 is 37937471201.

It is a de Polignac number, because none of the positive numbers 2k-10217473973 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10217473873) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 743261 + ... + 756882.

It is an arithmetic number, because the mean of its divisors is an integer number (997595760).

Almost surely, 210217473973 is an apocalyptic number.

It is an amenable number.

10217473973 is a deficient number, since it is larger than the sum of its proper divisors (1753675147).

10217473973 is a wasteful number, since it uses less digits than its factorization.

10217473973 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1500296 (or 1500289 counting only the distinct ones).

The product of its (nonzero) digits is 222264, while the sum is 44.

The spelling of 10217473973 in words is "ten billion, two hundred seventeen million, four hundred seventy-three thousand, nine hundred seventy-three".

Divisors: 1 7 49 139 973 6811 1500143 10501001 73507007 208519877 1459639139 10217473973